Multiple choice

Y spots in the interphase nuclei give indications of the number of _____________.

  1. Autosome

  2. Sex chromosomes

  3. X chromosomes

  4. Y chromosomes

  5. Allosomes

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Y chromosome is (in humans and other mammals) a sex chromosome, which is normally present only in male cells, which are designated as XY. Y spots in the interphase nuclei give indications of the number of Y chromosomes.